[Interest] License regarding question

André Somers andre at familiesomers.nl
Tue Nov 29 12:55:04 CET 2016



Op 29/11/2016 om 12:01 schreef Konstantin Tokarev:
>
> 29.11.2016, 13:51, "André Somers" <andre at familiesomers.nl>:
>> Op 29/11/2016 om 11:42 schreef Alexander Dyagilev:
>>>   Hello,
>>>
>>>   We use Qt under LGPL license.
>>>
>>>   We have found some problem in it (bug working with HTTPS on limited
>>>   connection speed) and fixed it. We have recompiled Qt then.
>>>
>>>   What do we must to do next to obey the license terms?
>>>
>>>   Publish the changes somewhere?
>> We ended up shipping the actual patches we made in the installer,
>> putting them in a separate directory together and referencing them from
>> the licences section in our about box. We kept around the Qt sources for
>> the Qt we shipped with the product in the office in case anyone would
>> ever ask for them (nobody ever did, of course).
> Looks like a violation of LGPL. Section 6 requires you to provide
> _complete_ source code or written offer to do so.
We did offer, in the license text in the about screen. We didn't ship 
the complete Qt sources with the product though, but we kept them them 
around in case anyone would ever ask. Same for some other libs we used 
and patched by the way. In my non-lawyer opinion, that is not an LGPL 
violation.

André




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